:root {
      --bg: #0f172a;
      --card: #111827;
      --text: #e5e7eb;
      --muted: #9ca3af;
      --accent: #22c55e;
      --accent-hover: #16a34a;
    }

    body {
      margin: 0;
      font-family: Arial, sans-serif;
      background: var(--bg);
      color: var(--text);
    }

    .container {
      max-width: 1100px;
      margin: 0 auto;
      padding: 1rem;
    }

    .img-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
        margin-top:.25rem; 
        overflow:hidden;
        padding: 0;
        margin-bottom: 0;
   

    }
    img {
       width: 20%;
    }
  
    header {
      text-align: center;
      padding: 0 1rem;
    }

    h1 {
      font-size: 2.8rem;
      margin-bottom: 1rem;
    }

    .subtitle {
      color: var(--muted);
      font-size: 1.2rem;
      max-width: 700px;
      margin: 0 auto;
      text-align: center;
    }

    .cta {
      margin-top: 2rem;
    }

    .btn {
      background: var(--accent);
      color: #000;
      padding: 0.9rem 1.6rem;
      border-radius: 6px;
      text-decoration: none;
      font-weight: bold;
    }

    .btn:hover {
      background: var(--accent-hover);
    }

    section {
      margin-top: 3rem;
    }
    .sub-header {
      text-align: center;
    }
    .grid {
      display: grid;
      gap: 1.5rem;
    }

    @media(min-width: 768px) {
      .grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    .card {
      background: var(--card);
      padding: 1.5rem;
      border-radius: 10px;
    }

    .card h3 {
      margin-top: 0;
    }

    footer {
      text-align: center;
      margin-top: 4rem;
      color: var(--muted);
      font-size: 0.9rem;
    }